809389610

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1974121}}^1$

素因数の和:1974169

約数の個数: 16

約数和(自身を含む): 1492436232

約数和(自身を除く): 683046622

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1974121, 3948242, 9870605, 19741210, 80938961, 161877922, 404694805, 809389610]

約数ペア:

[(1, 809389610), (2, 404694805), (5, 161877922), (10, 80938961), (41, 19741210), (82, 9870605), (205, 3948242), (410, 1974121)]